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da5006_2024T2_Q1_NA.pdf

Deep Learning for Computer Vision · Quiz 1 · May 2024

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Question 81 MSQ · 2.0 marks

[[IMAGE:9a36d9155329aa84_2_1]]
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  1. [[IMAGE:9a36d9155329aa84_2_2]]
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  2. [[IMAGE:9a36d9155329aa84_2_3]]
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  3. [[IMAGE:9a36d9155329aa84_2_4]]
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  4. [[IMAGE:9a36d9155329aa84_3_5]]
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A published solution is not available for this question yet.

Question 82 MSQ · 2.0 marks

[[IMAGE:9a36d9155329aa84_3_6]]
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  1. [[IMAGE:9a36d9155329aa84_3_7]]
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  2. [[IMAGE:9a36d9155329aa84_3_8]]
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  3. [[IMAGE:9a36d9155329aa84_3_9]]
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  4. [[IMAGE:9a36d9155329aa84_3_10]]
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A published solution is not available for this question yet.

Question 83 MSQ · 2.0 marks

Which of the following are **true**? (Select all that apply)
  1. [[IMAGE:9a36d9155329aa84_3_11]]
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  2. [[IMAGE:9a36d9155329aa84_4_12]]
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  3. [[IMAGE:9a36d9155329aa84_4_13]]
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  4. [[IMAGE:9a36d9155329aa84_4_14]]
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A published solution is not available for this question yet.

Question 84 MCQ · 2.0 marks

Which of the following statements is True?
  1. Gaussian filter is Separable filter because it is non linear.
  2. Median filter is a non separable filter
  3. Gaussian filter is a High Pass filter.
  4. Mean filter is a non separable filter because it is non linear

A published solution is not available for this question yet.

Question 85 MCQ · 2.0 marks

In Bilateral filtering, we do not reject the pixels whose values differ too much from the central pixel value.
  1. TRUE
  2. FALSE

A published solution is not available for this question yet.

Question 86 MCQ · 2.0 marks

Which of the following is the Fourier image of the given intensity image? [[IMAGE:9a36d9155329aa84_5_15]]
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  1. [[IMAGE:9a36d9155329aa84_5_16]]
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  2. [[IMAGE:9a36d9155329aa84_5_17]]
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  3. [[IMAGE:9a36d9155329aa84_5_18]]
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  4. [[IMAGE:9a36d9155329aa84_6_19]]
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A published solution is not available for this question yet.

Question 87 MCQ · 2.0 marks

Identify the correct sequence of steps in Scale Invariant Feature Transform (SIFT) method. Steps listed below: 1. Keypoint Descriptor 2. Keypoint Localization 3. Scale-space Extrema Detection 4. Orientation Estimation
  1. 4→ 2→ 1→ 3
  2. 3→ 2→ 4→ 1
  3. 3→ 1→ 2→ 4
  4. None of these

A published solution is not available for this question yet.

Question 88 MCQ · 2.0 marks

[[IMAGE:9a36d9155329aa84_6_20]]
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  1. 1→iii, 2 → ii , 3→ i , 4 → iv
  2. 1→iv, 2→ i , 3 → ii , 4→ iii
  3. 1→ii, 2 → iii , 3→ iv , 4→ i
  4. None of these

A published solution is not available for this question yet.

Question 89 MCQ · 2.0 marks

[[IMAGE:9a36d9155329aa84_7_21]]
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  1. 1→ iii, 2→ i, 3 → ii
  2. 1→ iii, 2→ ii, 3 → i
  3. 1→ ii, 2→ iii, 3 → i
  4. None of these

A published solution is not available for this question yet.

Question 90 MCQ · 2.0 marks

In RANSAC, what is the probability that the algorithm never selects a whole set of inliers from 20 data points (which has 5 inliers in total) for k = 2 time steps? Here, n = 2 is the minimum number of samples to fit a model.
  1. 0.2
  2. 0.93
  3. 0.87
  4. 0

A published solution is not available for this question yet.

Question 91 MCQ · 2.0 marks

Suppose we have a codebook of 2048 SIFT visual words. We extract 1000 SIFT descriptors (SIFT is a 128-dimensional feature) from a new image. What is the dimensionality of the BoW (Bag-of-Words) descriptor?
  1. 1000
  2. 128
  3. 128 × 2048
  4. 2048

A published solution is not available for this question yet.

Question 92 MCQ · 2.0 marks

[[IMAGE:9a36d9155329aa84_8_22]]
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  1. 1→ iii, 2→ ii, 3 → vi, 4→ i
  2. 1→ v, 2→i, 3 → vi, 4→ iii
  3. 1→ iii, 2→ i, 3 → ii, 4 → v
  4. 1→ ii, 2→ v, 3 → iv, 4→ iii

A published solution is not available for this question yet.

Question 93 MCQ · 2.0 marks

[[IMAGE:9a36d9155329aa84_8_23]]
Source diagram or notation
  1. 1→ vi, 2→ iii, 3→ v, 4 → i
  2. 1→ i, 2→ iv, 3 → iii, 4→ ii
  3. 1→ i, 2→ v, 3 → iii, 4→ iv
  4. 1→ iv, 2→ iii, 3→ ii, 4 → i

A published solution is not available for this question yet.

Question 94 MCQ · 2.0 marks

Consider a Convolutional Neural Network which processes an RGB image. It has 128 kernels each of spatial dimension 5 × 5 in the first layer. They are convolved with a stride 1. This is followed by a max-pooling layer with stride 2 and kernel size 5 × 5. What would be the receptive field size of a single neuron in the pooling layer? (Recap: A receptive field is the size of the region in the input image, which influences the activation of that specific neuron.)
  1. 5 × 5
  2. 7 × 7
  3. 9 × 9
  4. 3 × 3

A published solution is not available for this question yet.

Question 95 NAT · 2.0 marks

[[IMAGE:9a36d9155329aa84_9_24]]
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    A published solution is not available for this question yet.

    Question 96 NAT · 2.0 marks

    [[IMAGE:9a36d9155329aa84_9_25]] **NOTE:** Enter your answer in two decimal places.
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      A published solution is not available for this question yet.

      Question 97 NAT · 2.0 marks

      What is the size of the feature map after applying two successive convolution operations with given parameters? Image size = 64 x 64, Kernel size = 6 x 6, Padding = 1 and Stride = 2. (In calculation, take floor(x) whenever x is non-integer. If the answer is FxF, write F in the blank). ___________

        A published solution is not available for this question yet.

        Question 98 NAT · 2.0 marks

        Let an input to a convolutional layer in a CNN have size Df × Df × M where Df = 64 and M = 16, and output feature map (after passing input through conv layer) has Df × Df × N size where N = 8. Let the kernel in the conv layer be k × k where k = 3. Calculate the number of parameters for this convolution layer. (Assume appropriate padding is applied for all convolutions so the input and output sizes are equal. Ignore the bias term in the calculation).

          A published solution is not available for this question yet.

          Question 99 NAT · 1.0 marks

          [[IMAGE:9a36d9155329aa84_11_26]] Based on the above data, answer the given subquestions.
          Fill in the blank for (a)________________
          Source diagram or notation

            A published solution is not available for this question yet.

            Question 100 NAT · 1.0 marks

            [[IMAGE:9a36d9155329aa84_11_26]] Based on the above data, answer the given subquestions.
            Fill in the blank for (b)_____________________
            Source diagram or notation

              A published solution is not available for this question yet.

              Question 101 SHORT_TEXT · 2.0 marks

              [[IMAGE:9a36d9155329aa84_12_27]] Based on the above data, answer the given subquestions.
              Fill in the blank for (a)_____________________
              Source diagram or notation

                A published solution is not available for this question yet.

                Question 102 SHORT_TEXT · 1.0 marks

                [[IMAGE:9a36d9155329aa84_12_27]] Based on the above data, answer the given subquestions.
                Fill in the blank for (b) _____________________
                Source diagram or notation

                  A published solution is not available for this question yet.

                  Question 103 SHORT_TEXT · 1.0 marks

                  [[IMAGE:9a36d9155329aa84_12_27]] Based on the above data, answer the given subquestions.
                  Fill in the blank for (c) _____________________
                  Source diagram or notation

                    A published solution is not available for this question yet.

                    Question 104 SHORT_TEXT · 2.0 marks

                    [[IMAGE:9a36d9155329aa84_13_28]] Based on the above data, answer the given subquestions.
                    Fill in the blank for (a):
                    Source diagram or notation

                      A published solution is not available for this question yet.

                      Question 105 SHORT_TEXT · 2.0 marks

                      [[IMAGE:9a36d9155329aa84_13_28]] Based on the above data, answer the given subquestions.
                      Fill in the blank for (b):
                      Source diagram or notation

                        A published solution is not available for this question yet.

                        Question 106 NAT · 1.0 marks

                        [[IMAGE:9a36d9155329aa84_14_29]] Based on the above data, answer the given subquestions.
                        [[IMAGE:9a36d9155329aa84_14_30]]
                        Source diagram or notationSource diagram or notation

                          A published solution is not available for this question yet.

                          Question 107 NAT · 1.0 marks

                          [[IMAGE:9a36d9155329aa84_14_29]] Based on the above data, answer the given subquestions.
                          [[IMAGE:9a36d9155329aa84_14_31]]
                          Source diagram or notationSource diagram or notation

                            A published solution is not available for this question yet.

                            Question 108 NAT · 1.0 marks

                            [[IMAGE:9a36d9155329aa84_14_29]] Based on the above data, answer the given subquestions.
                            [[IMAGE:9a36d9155329aa84_15_32]]
                            Source diagram or notationSource diagram or notation

                              A published solution is not available for this question yet.

                              Question 109 NAT · 1.0 marks

                              [[IMAGE:9a36d9155329aa84_14_29]] Based on the above data, answer the given subquestions.
                              [[IMAGE:9a36d9155329aa84_15_33]]
                              Source diagram or notationSource diagram or notation

                                A published solution is not available for this question yet.